Oyama’s bicycles, especially the folding buckles, are both beautiful and have a secondary self-locking function, which is very good. It has been involved in the folding bike market since 1966, which can be said to be very early. It has more than 100 patents in the folding field, which can be said to be a symbol of innovation. His bikes are often used for high-intensity riding and racing. For example, "Sichuan-Tibet Tour", Tour of Qinghai, Shenzhen Carnival, etc.